WSR5R2500FEA Vishay, WSR5R2500FEA Datasheet

WSR5R2500FEA

Manufacturer Part Number

WSR5R2500FEA

Description

RES .25 OHM 5W 1% 4527 SMD

Manufacturer

Vishay

Series

WSRr

Datasheets

1.WSR5R1000FEA.pdf (3 pages)

2.WSR3R0500FEA.pdf (3 pages)

3.WSR5R0150FEA.pdf (3 pages)

Specifications of WSR5R2500FEA

Resistance

0.25 Ohms

Power Rating

5 Watts

Temperature Coefficient

±75ppm/°C

Resistance (ohms)

0.25

Power (watts)

Composition

Metal Element

Features

Current Sense

Tolerance

±1%

Size / Dimension

0.455" L x 0.275" W (11.56mm x 6.99mm)

Height

0.095" (2.41mm)

Lead Style

Surface Mount (SMD - SMT)

Package / Case

4527

Resistance In Ohms

0.25

Case

4527

Product

Metal Element Current Sensing Resistors

Operating Temperature Range

- 65 C to + 275 C

Dimensions

6.98 mm W x 11.56 mm L x 2.41 mm H

Termination Style

SMD/SMT

Resistance Tolerance

Â± 1%

Voltage Rating

1.11V

Resistor Element Material

Solid Metal Nickel-Chrome Or

Lead Free Status / RoHS Status

Lead free / RoHS Compliant

Lead Free Status / RoHS Status

Lead free / RoHS Compliant, Lead free / RoHS Compliant

Other names

WSRC-.25TR

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WSR High Power

Vishay Dale

Note

(1)

• Part Marking: DALE, Model, Value, Tolerance, Date Code

* Pb containing terminations are not RoHS compliant, exemptions may apply

** Please see document “Vishay Material Category Policy”:

STANDARD ELECTRICAL SPECIFICATIONS

GLOBAL

MODEL

WSR5

TECHNICAL SPECIFICATIONS

PARAMETER

Temperature Coefficient

Dielectric Withstanding Voltage

Insulation Resistance

Operating Temperature Range

Maximum Working Voltage

Weight/1000 pieces

The WSR5 is rated at 5 W with terminal temperature maintained ≤ 120 °C

GLOBAL PART NUMBER INFORMATION

NEW GLOBAL PART NUMBERING: WSR5R0100FTA (PREFERRED PART NUMBERING FORMAT)

HISTORICAL PART NUMBER EXAMPLE: WSR5 0.01 Ω 1 % R86 (WILL CONTINUE TO BE ACCEPTED)

HISTORICAL MODEL

GLOBAL MODEL

WSR5

Power Metal Strip

Low Value (down to 0.001 Ω), Surface Mount

* Use “L” for resistance

5L000 = 0.005 Ω

R0100 = 0.01 Ω

values < 0.01 Ω

SIZE

4527

R = Decimal

L = mΩ*

VALUE

For technical questions, contact:

RESISTANCE VALUE

0.01 Ω

POWER RATING

TOLERANCE

ppm/°C

www.vishay.com/doc?99902

D = ± 0.5 %

F = ± 1.0 %

J = ± 5.0 %

UNIT

°C

Resistors, High Power (5 W),

5.0

70 °C

(1)

ww2bresistors@vishay.com

FEATURES

• Molded high temperature encapsulation

• Improved thermal management incorporated

• Ideal for all types of current sensing, voltage

• Proprietary processing technique produces

• All welded construction

• Solid metal Nickel-Chrome or Manganese-Copper alloy

• Solderable terminations

• Very low inductance 0.5 nH to 5 nH

• Excellent frequency response to 50 MHz

• Low thermal EMF (< 3 µV/°C)

• Compliant to RoHS directive 2002/95/EC

• Integral heat sink not utilized for resistance values less

into design

division

switching

instrumentation, power amplifiers

extremely low resistance values (down to

0.001 Ω)

resistive element with low TCR (< 20 ppm/°C)

than 0.0075 Ω

TA = Tin/lead, tape/reel (R86)

TOLERANCE CODE

EA = Lead (Pb)-free, tape/reel

BA = Tin/lead, bulk (B43)

EK = Lead (Pb)-free, bulk

PACKAGING

1 %

and

0.01 to 0.3

± 0.5 %

0.0075 Ω to 0.0099 Ω = ± 110

pulse

0.01 Ω to 0.3 Ω = ± 75

RESISTANCE RANGE Ω

linear

- 65 to + 275

(P x R)

applications

WSR5

> 500

> 10

476

power

1/2

Document Number: 31059

(Dash Number)

From 1 to 99 as

(Up to 2 digits)

applicable

PACKAGING

SPECIAL

including

supplies,

0.001 to 0.3

Revision: 01-Jul-09

R86

± 1 %

Related parts for WSR5R2500FEA

WSR5R2500FEA Summary of contents

Page 1

... HISTORICAL PART NUMBER EXAMPLE: WSR5 0.01 Ω R86 (WILL CONTINUE TO BE ACCEPTED) WSR5 HISTORICAL MODEL * Pb containing terminations are not RoHS compliant, exemptions may apply ** Please see document “Vishay Material Category Policy”: www.vishay.com For technical questions, contact: 32 ® ...

Page 2

... WSR5 [3.94 125 175 Ambient Te mperature °C 70 CONDITIONS OF TEST REEL DIAMETER 330 mm/13" ww2bresistors@vishay.com WSR High Power Vishay Dale 0.100 ± 0.010 0.275 ± 0.005 0.215 ± 0.005 [2.54 ± 0.254] [6.98 ± 0.127] [5.46 ± 0.127 0.230 0.205 [5.84] [5.21] ...

Page 3

... Vishay disclaims any and all liability arising out of the use or application of any product described herein or of any information provided herein to the maximum extent permitted by law. The product specifications do not expand or otherwise modify Vishay’ ...

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